Alexander Graham Bell

Alexander Graham Bell : biography March 3, 1847 - August 2, 1922 The question of priority for the variable resistance feature of the telephone was...

Alexander Graham Bell

Alexander Graham Bell : biography March 3, 1847 - August 2, 1922 In March 1875, Bell and Pollok visited the famous scientist Joseph Henry, who...

Alexander Graham Bell

Alexander Graham Bell : biography March 3, 1847 - August 2, 1922 In 1936 the US Patent Office declared Bell first on its list of...

Alexander Graham Bell

Alexander Graham Bell : biography March 3, 1847 - August 2, 1922 Continuing experimentation In the following year, Bell became professor of Vocal Physiology and...

Alexander Graham Bell

Alexander Graham Bell : biography March 3, 1847 - August 2, 1922 In 1880, Bell received the Volta Prize with a purse of 50,000 francs...

Bill Gates

Bill Gates : biography October 28, 1955 - William Henry "Bill" Gates III (born October 28, 1955) is an American business magnate,...

Bill Gates

Bill Gates : biography October 28, 1955 - He often interrupted presentations with such comments as, "That's the stupidest thing I've ever heard!" and,...

Bill Gates

Bill Gates : biography October 28, 1955 - Microsoft's BASIC was popular with computer hobbyists, but Gates discovered that a pre-market copy had leaked...

Bill Gates

Bill Gates : biography October 28, 1955 - Gates has several investments outside Microsoft, which in 2006 paid him a salary of $616,667 and...

Bill Gates

Bill Gates : biography October 28, 1955 - According to Forbes, Gates was ranked as the fourth most powerful person in the world in...